Operating Position; Preparing The Boiler; Boring The Boiler Plate; Blast Tube Length - Riello RX 1800 S/E Installation, Use And Maintenance Instructions

5.4

Operating position

 The burner is designed to operate only in
positions 1, 2, 3 and 4 (Fig. 15).
 Installation 1 is preferable, as it is the only
one that allows the maintenance operations
ATTENTION
as described in this manual.
 Installations 2, 3 and 4 permit operation but
make maintenance and inspection of the
combustion head more difficult.
1
D7739
5.5

Preparing the boiler

5.5.1

Boring the boiler plate

Drill the combustion chamber locking plate as shown in Fig. 16
(Tab. K).
The position of the threaded holes can be marked using the ther-
mal screen supplied with the burner.
5.5.2

Blast tube length

The length of the head must be selected according to the indica-
tions provided by the manufacturer of the boiler, and in any case
the combustion area must be greater than the thickness of the
boiler door complete with refractory.
The available length is shown in Fig. 17.
The burners cannot be used on flame inversion
boilers.
ATTENTION
Installation
DANGER
2 3
mm
RX 1800 S/E
RX 2500 S/E
RX 3000 S/E
23 GB
 Any other position could compromise the cor-
rect operation of the appliance.
 Installation 5 is prohibited for safety reasons.
4 5
R
D 1
W 1
D1 W1
520 560
520 560
520 560
Fig. 15
20151413
Fig. 16
R W6
M18 22.5
M18 22.5
M18 22.5
Tab. K
20129430
Fig. 17
20152087